Tag Archives: CHMOD

How to change permission on all files in a folder and its subdirectories in Linux OS

Today I got a call to be notified that a Joomla-powered website went down. The error message is the core file could not be opened due to permission. I checked the file system and found all PHP files had been changed permission as 200 (User Write only). I don’t know why caused it, but I believe it did something with the mal-ware alerted by Google Webmaster tool yesterday.

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